#B9F558#B9F558

#B9F558 is a very light, vivid yellow-green. Relative luminance 0.763; OKLCH L 90.0% C 0.194 H 127.8°. Best body text is #000000 at 16.26:1 contrast (WCAG AA passes).

Color values

HEX	#B9F558
RGB	rgb(185, 245, 88)
HSL	hsl(83, 89%, 65%)
HSV	hsv(83, 64%, 96%)
CMYK	cmyk(24.5%, 0%, 64.1%, 3.9%)
CIE-LAB	lab(90.01, -41.74, 67.05)
CIE-LCH	lch(90.01, 78.98, 121.91°)
OKLab	oklab(89.96% -0.1187 0.1532)
OKLCH	oklch(89.96% 0.194 127.8)
XYZ	xyz(54.4214, 76.3226, 21.0952)
Luminance	0.7632 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B9F558 #9458F5

analogous

#F5E358 #B9F558 #6AF558

triadic

#B9F558 #58B9F5 #F558B9

tetradic

#B9F558 #58F5E3 #9458F5 #F5586A

square

#B9F558 #58F5E3 #9458F5 #F5586A

split-complementary

#B9F558 #586AF5 #E358F5

monochromatic

#7FC70C #A1F21E #B9F558 #D1F892 #E9FCCB

Accessibility & contrast

On white

1.29

#B9F558 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.26

#B9F558 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B9F558

16.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B9F558	#FFFFFF	#000000	##000000
##B9F558	1.00	1.29	16.26	16.26
#FFFFFF	1.29	1.00	21.00	21.00
#000000	16.26	21.00	1.00	1.00
##000000	16.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE543

Deuteranopia (green-blind)

#F8E164

Tritanopia (blue-blind)

#BFEAD5

Achromatopsia (no color)

#E2E2E2

Design tokens & code

CSS

--color: #b9f558;
/* rgb */ color: rgb(185, 245, 88);
/* oklch */ color: oklch(90.0% 0.194 127.8);

Tailwind

colors: {
  custom: {
    50: '#d2f88e',
    500: '#b9f558',
    950: '#000000',
  },
}

SCSS

$custom: #b9f558;
$custom-light: #d2f88e;
$custom-dark: #000000;

JSON

{
  "hex": "#b9f558",
  "rgb": {
    "r": 185,
    "g": 245,
    "b": 88
  },
  "hsl": {
    "h": 82.93,
    "s": 88.701,
    "l": 65.294
  },
  "oklch": {
    "l": 0.89965,
    "c": 0.1938,
    "h": 127.8
  },
  "luminance": 0.76324
}

Semantic roles & 50–950 ramp

primary

#B9F558

secondary

#672EC3

accent

#00E558

background

#FEFFFC

surface

#FBFFF4

border

#D4D7CE

text

#14170D

muted

#83857F

Preview Lab

Preview with #B9F558

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →